FH

Frank J. Huppenthal

📍 Tucson, AZ: #3,393 of 6,004 inventorsTop 60%
🗺 Arizona: #18,403 of 32,909 inventorsTop 60%
Overall (All Time): #4,122,997 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4231389 Removable operator for gate valves Robert C. Still, Barbara J. Smith, Gerald H. Scotney 1980-11-04